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deficiencies

NOUN

imperfection, inadequacy

Synonyms

STRONGEST

dearth defect failing failure fault flaw frailty glitch insufficiency lack scarcity shortage shortcoming weakness

STRONG

absence bug defalcation default deficit demerit dereliction loss need neglect paucity privation scantiness sin want

WEAK

inability to hack it insufficience

Antonyms

STRONGEST

abundance advantage enough excess perfection plenty strength strong point success sufficiency surplus

STRONG

accomplishment achievement

WEAK

adequacy faultlessness satisfaction superfluity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"The investigation, prosecution, and trial of Bilal Mohammed and Yusufu Mieraili have been rife with human rights violations and have exposed some of the systemic deficiencies of Thailand's criminal justice system."

From BBC • Jun. 11, 2026

It means supplementation should be targeted: based on confirmed deficiencies, clear risk factors, medication use or evidence that someone is not getting enough from food.

From Science Daily • Jun. 6, 2026

“Re-emergence speaks to a failure to address security deficiencies on land and to tackle piracy’s underlying causes.”

From Barron's • May 4, 2026

It turned out there was a good reason for those deficiencies.

From The Wall Street Journal • Apr. 21, 2026

When George began to watch the Washington oarsmen on the water, he quickly spotted inefficiencies and deficiencies in the mechanics of their stroke that no amount of fiddling with a skeleton could fix.

From "The Boys in the Boat: Nine Americans and Their Epic Quest for Gold at the 1936 Berlin Olympics" by Daniel James Brown